National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Marthas Vineyard Airport (KMVY)

Lat: 41.39°NLon: 70.62°WElev: 59ft.

Fair

N/A

Humidity NA
Wind Speed Calm
Barometer 30.04 in
Dewpoint N/A
Visibility 10.00 mi
Last update 22 Sep 11:53 pm EDT
Extended Forecast for

Chilmark MA

  • Overnight

    Overnight: Partly cloudy, with a low around 58. Southwest wind around 8 mph.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 73. Southwest wind 8 to 13 mph.

    High: 73 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly after 7pm. Patchy fog. Otherwise, mostly cloudy, with a low around 61. Southwest wind 8 to 10 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 61 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of showers. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 73. South wind 7 to 10 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 73 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: A chance of showers. Cloudy, with a low around 60. Southeast wind around 8 mph. Chance of precipitation is 50%.

    Low: 60 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely, mainly after 11am. Mostly cloudy, with a high near 73. South wind 9 to 11 mph. Chance of precipitation is 60%.

    High: 73 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely, mainly after midnight. Cloudy, with a low around 62. South wind around 10 mph. Chance of precipitation is 60%.

    Low: 62 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers. Mostly cloudy, with a high near 74. Southwest wind around 11 mph. Chance of precipitation is 50%.

    High: 74 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 60. Southwest wind 6 to 8 mph. Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 58. Southwest wind around 8 mph.
Tuesday
Mostly cloudy, with a high near 73. Southwest wind 8 to 13 mph.
Tuesday Night
A chance of showers, mainly after 7pm. Patchy fog. Otherwise, mostly cloudy, with a low around 61. Southwest wind 8 to 10 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of showers. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 73. South wind 7 to 10 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A chance of showers. Cloudy, with a low around 60. Southeast wind around 8 mph. Chance of precipitation is 50%.
Thursday
Showers likely, mainly after 11am. Mostly cloudy, with a high near 73. South wind 9 to 11 mph. Chance of precipitation is 60%.
Thursday Night
Showers likely, mainly after midnight. Cloudy, with a low around 62. South wind around 10 mph. Chance of precipitation is 60%.
Friday
A chance of showers. Mostly cloudy, with a high near 74. Southwest wind around 11 mph. Chance of precipitation is 50%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 60. Southwest wind 6 to 8 mph. Chance of precipitation is 40%.
Saturday
A chance of showers. Partly sunny, with a high near 74. North wind 7 to 9 mph becoming south in the afternoon. Chance of precipitation is 40%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 60. South wind around 8 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 75. West wind 9 to 11 mph.
Sunday Night
Partly cloudy, with a low around 57. Northwest wind around 8 mph.
Monday
Mostly sunny, with a high near 72. North wind around 11 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chilmark MA
 41.34°N 70.75°W (Elev. 79 ft)
Last Update:
6:05 pm EDT Sep 22, 2025
Forecast Valid:
12am EDT Sep 23, 2025-6pm EDT Sep 29, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation